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@KowalczykBartek

KowalczykBartek/asm print string method

Created April 9, 2019 21:18
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asm print string method
[org 0x7c00]
mov bx, GOODBYE_MSG
call print_string
mov bx, HELLO_MSG
call print_string
jmp infinite_loope
print_string:
pusha
while:
mov dl, [bx]
cmp dx, 0
je return
mov ah, 0x0e
mov al, [bx]
int 0x10
add bx, 0x1
jmp while
return:
popa
ret
infinite_loope:
jmp $
GOODBYE_MSG:
db 'Goodbye !', 0
HELLO_MSG:
db 'Hello world !', 0
times 510-($-$$) db 0
dw 0xaa55
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